Home / 198,941.02-274,537.83-108,302.02

Finding the Fourth Proportional to 198,941.02, 274,537.83 and 108,302.02

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Solution

The fourth proportional to 198,941.02, 274,537.83 and 108,302.02 is: 149,456.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,941.02 : 274,537.83 = 108,302.02 : x
  2. Step 2: Convert to fraction form
    198,941.02/274,537.83 = 108,302.02/x
  3. Step 3: Cross multiply
    198,941.02x = 274,537.83 × 108,302.02
  4. Step 4: Simplify right side
    198,941.02x = 29,733,001,555.42
  5. Step 5: Solve for x
    x = 29,733,001,555.42/198,941.02
  6. Step 6: Final answer
    x = 149,456.36

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.